Perhaps you should try some spelling variations:
"coder coder progress test problems" » "coder poder progresso test problems" (Expand search), "coder order progress test problems" (Expand search), "coder under progress test problems" (Expand search), "coder coder progress nesting problems" (Expand search), "coder decoder progress test problems" (Expand search), "code code progress test problems" (Expand search), "decoder codec progress test problems" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder progress test problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder progress test problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder progress test problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder progress test problems") OR ("api python python python programming"))*.